19365140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18269}}^1$

素因数の和:18331

約数の個数: 24

約数和(自身を含む): 41436360

約数和(自身を除く): 22071220

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 18269, 36538, 73076, 91345, 182690, 365380, 968257, 1936514, 3873028, 4841285, 9682570, 19365140]

約数ペア:

[(1, 19365140), (2, 9682570), (4, 4841285), (5, 3873028), (10, 1936514), (20, 968257), (53, 365380), (106, 182690), (212, 91345), (265, 73076), (530, 36538), (1060, 18269)]